michael murphy. caught in an ambush in afghanistan who decided to sacrifice himself in order to save others. anna is live with more. hi, anna. >> reporter: now that the commissioning ceremony for the u.s.s. michael in you are if i is complete an american war hero's legacy is living on. the naval warship destroyer named after michael murphy. he died in a firefight in afghanistan on the deadliest day for american naval warfare since world war ii. now, the long island native michael murphy. he was the first american awarded the medal of honor. he was leading a four man team, after being shot in the back, he left a protected position to get a signal to radio for back-up. murphy and two other seals were killed that day along with 16 of his rescuers which included seals and night stalkers when their helicopter was shot down. >> it's great to be here in new york city so close to lieutenant's home. that is really special, too, because it allowed us to connect with the murphy family. friends and family he gre